Title:
OPTICAL CAMERA LENS
Document Type and Number:
WIPO Patent Application WO/2021/114235
Kind Code:
A1
Abstract:
An optical camera lens (10), comprising: from an object side to an image side sequentially, a first lens (L1) having positive refractive power, a second lens (L2) having negative refractive power, a third lens (L3) having negative refractive power, a fourth lens (L4) having negative refractive power, a fifth lens (L5) having positive refractive power, a sixth lens (L6) having negative refractive power, a seventh lens (L7) having positive refractive power, and an eighth lens (L8) having negative refractive power; and the following relational expressions are satisfied: -8.00≤f3/f≤-3.50, 7.00≤(R3+R4)/(R3-R4)≤20.00, 3.00≤d7/d8≤8.00, and 5.00≤(R11+R12)/(R11-R12)≤20.00. The optical camera lens (10) satisfies the design requirements of large aperture, wide angle and ultra-thinness.
Inventors:
CHEN JIA (CN)
Application Number:
PCT/CN2019/125204
Publication Date:
June 17, 2021
Filing Date:
December 13, 2019
Export Citation:
Assignee:
AAC OPTICS CHANGZHOU CO LTD (CN)
International Classes:
G02B13/00; G02B9/64
Foreign References:
| CN110412749A | 2019-11-05 | |||
| CN106443986A | 2017-02-22 | |||
| US20170329108A1 | 2017-11-16 | |||
| US20190101729A1 | 2019-04-04 |
Attorney, Agent or Firm:
SHENZHEN ZICHEN INTELLECTUAL PROPERTY AGENCY LIMITED (CN)
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